[PATCH v3 3/3] arm64: dts: qcom: msm8998: set qcom,no-msa-ready-indicator for wifi

Jeff Johnson quic_jjohnson at quicinc.com
Tue Apr 30 07:40:16 PDT 2024

On 4/29/2024 7:07 AM, Marc Gonzalez wrote:
> The ath10k driver waits for an "MSA_READY" indicator
> to complete initialization. If the indicator is not
> received, then the device remains unusable.
> cf. ath10k_qmi_driver_event_work()
> Several msm8998-based devices are affected by this issue.
> Oddly, it seems safe to NOT wait for the indicator, and
> proceed immediately when QMI_EVENT_SERVER_ARRIVE.
> Jeff Johnson wrote:
>   The feedback I received was "it might be ok to change all ath10k qmi
>   to skip waiting for msa_ready", and it was pointed out that ath11k
>   (and ath12k) do not wait for it.
>   However with so many deployed devices, "might be ok" isn't a strong
>   argument for changing the default behavior.
> cf. also
> https://wiki.postmarketos.org/wiki/Qualcomm_Snapdragon_835_(MSM8998)#WLAN
> Signed-off-by: Marc Gonzalez <mgonzalez at freebox.fr>
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>

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